/**
 * N个石子，red每次最多拿2个，purple拿任意个
 * red先手问先手是否获胜
 * 显然red只有1次机会
 */
#include <bits/stdc++.h>
using namespace std;

void work(){
    int n; cin >> n;
    if(n <= 2) cout << "red" << endl;
    else cout << "purple" << endl;
    return;
}

int main(){
#ifndef ONLINE_JUDGE
    freopen("z.txt", "r", stdin);
#endif
    ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);	
    int nofkase = 1;
    // cin >> nofkase;
    while(nofkase--) work();
	return 0;
}